400032104441 has 4 divisors (see below), whose sum is σ = 402427506432. Its totient is φ = 397636702452.

The previous prime is 400032104429. The next prime is 400032104473. The reversal of 400032104441 is 144401230004.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-400032104441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400032104401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1197700745 + ... + 1197701078.

It is an arithmetic number, because the mean of its divisors is an integer number (100606876608).

Almost surely, 2^400032104441 is an apocalyptic number.

It is an amenable number.

400032104441 is a deficient number, since it is larger than the sum of its proper divisors (2395401991).

400032104441 is a wasteful number, since it uses less digits than its factorization.

400032104441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2395401990.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 400032104441 its reverse (144401230004), we get a palindrome (544433334445).

The spelling of 400032104441 in words is "four hundred billion, thirty-two million, one hundred four thousand, four hundred forty-one".